$ git clone -n https://src.fedoraproject.org/rpms/libpeas.git /var/lib/mock/f40-build-805023-144678/root/chroot_tmpdir/scmroot/libpeas
Cloning into '/var/lib/mock/f40-build-805023-144678/root/chroot_tmpdir/scmroot/libpeas'...
$ git fetch origin b05825397d02187e6335c9e0c37fea21e56bac39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libpeas
 * [new ref]         b05825397d02187e6335c9e0c37fea21e56bac39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b058253 Update to 2.0.2